     //Filename: vartypes.h
     
     #ifndef _VARTYPES_H
     #define _VARTYPES_H
     
     typedef unsigned char  Int08U;
     typedef signed char    Int08S;
     typedef unsigned short Int16U;
     typedef signed short   Int16S;
    typedef unsigned int   Int32U;
    typedef signed int     Int32S;
    
    typedef float          Float32;
    
    typedef enum {LED_ON,LED_OFF} LEDState;
    
    #endif
